Fix spacing.

samples/04_webhook_client/Program.cs

@@ -17,7 +17,7 @@ namespace _04_webhook_client
             // The webhook url follows the format https://discordapp.com/api/webhooks/{id}/{token}
             // Because anyone with the webhook URL can use your webhook
             // you should NOT hard code the URL or ID + token into your application.
-            using (var client = new DiscordWebhookClient(webhookId: 0, webhookToken:""))
+            using (var client = new DiscordWebhookClient(webhookId: 0, webhookToken: ""))
             {
                 var embed = new EmbedBuilder
                 {